C1473 - Brake System Valves Calibration Data Failure

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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C1473 Possible Causes

  • Brake System Bleeding
  • Faulty Brake Master Cylinder
  • Faulty Hydraulic Control Unit (HCU)
  • Hydraulic Control Unit (HCU) harness is open or shorted
  • Hydraulic Control Unit (HCU) circuit poor electrical connection

First diagnose C1473 code

    Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

Cost of diagnosing the C1473 code

    Labor: 1.0

    The cost of diagnosing the C1473 code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

C1473 Possible Symptoms

  • Anti-Lock Brake System (ABS) Warning Light ON
  • Engine Light ON (or Service Engine Soon Warning Light)

C1473 Description

The Hydraulic Control Unit (HCU) monitors the Brake Master Cylinder. The HCU sets the OBDII code when the Brake Master Cylinder is not to factory specifications.
OBDII Code C1473 - Brake System Valves Calibration Data Failure - AutoCodes.com

C1473 More Information

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C1473 Information for specific makes

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C1473 Comments

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